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Peter Mantas Ottawa Lawyer

Peter N. Mantas

Partner | Leader, Procurement Fasken
In an increasingly complex business world, the risk of running afoul of the law, both at home and abroad, cannot be underestimated.
Jurisdiction Ontario, 1994 | New York, 1993
Office(s) Ottawa, Toronto, London

Peter Mantas is the leader of the firm’s litigation group in Ottawa,  leader of the firm’s Procurement group and co-leader of the firm’s White Collar Defence and Investigations group.

Peter has particular expertise in matters involving government, tech, media, mining, Indigenous affairs, competition and trade. His knowledge covers corporate/commercial, administrative and criminal matters. He has extensive experience involving investigations, trials, appeals, tribunal reviews, and domestic and international arbitrations.

Clients appreciate Peter’s strategic advice, careful preparation and tough but reasonable approach. Frequently retained to represent clients in sensitive, high-profile matters, he is valued for his understanding of reputational risk, media relations and crisis management. Peter is an avid user and proponent of technology in his practice, and has argued significant cases by video.

Peter’s expertise has been recognized by Chambers, Benchmark Litigation, Legal 500 and Best Lawyers in Canada. He has been nominated in Canadian Lawyer magazine as one of the 25 most influential lawyers in Canada. In 2020, Peter was invited to become a Fellow of the Litigation Counsel of America.

  • Recognized in Public Procurement Law in Ottawa, The Best Lawyers in Canada 2020 to 2021
  • Recognized nationwide in Public Procurement, Chambers Canada 2016 to 2021
  • Recognized nationwide as a Leading Individual in Public Procurement , The Legal 500 Canada 2016 to 2021
Date Client

Education

  • LLB University of Ottawa
  • BA, Trinity College University of Toronto

Community involvement

Memberships & Affiliations

  • Member of the Executive 2012-17 (Co-Chair, 2015-16) Class Actions Section, Ontario Bar Association
  • Member, Canadian Bar Association
  • Member, American Bar Association
  • Member, Country of Carleton Law Association
  • Fellow, Litigation Counsel of America
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